Alan Shull attends a job fair in Portland, Ore., on April 24. Rick Bowmer/AP hide caption

itoggle caption Rick Bowmer/AP

A sign directing voters to a polling place is seen during the first day of early voting on Monday in Washington, D.C. Brendan Smialowski /AFP/Getty Images hide caption

itoggle caption Brendan Smialowski /AFP/Getty Images

President Obama and GOP presidential nominee Mitt Romney walk away after they greet each other at the end of the third presidential debate in Boca Raton, Fla., on Monday. Saul Loeb/AFP/Getty Images hide caption

itoggle caption Saul Loeb/AFP/Getty Images

Democrat Richard Carmona (left) and Republican Rep. Jeff Flake shake hands before Thursday's debate in Chandler, Ariz. Ross Franklin/AP hide caption

itoggle caption Ross Franklin/AP

Former Maine Gov. Angus King, an independent candidate for the U.S. Senate, greets potential voters Oct. 1 in Bath, Maine. Joel Page/AP hide caption

itoggle caption Joel Page/AP

Rep. Michele Bachmann, R-Minn., speaks during the Family Research Council Action Values Voter Summit last month in Washington. Mandel Ngan/AFP/Getty Images hide caption

itoggle caption Mandel Ngan/AFP/Getty Images

A voter registration form and absentee ballot application at a Franklin County polling place in Columbus, Ohio, on Tuesday. The deadline to register to vote in Ohio is Oct. 9. Matt Sullivan/Reuters/Landov hide caption

itoggle caption Matt Sullivan/Reuters/Landov

Republican presidential nominee Mitt Romney and President Barack Obama shake hands at the first presidential debate at the University of Denver, Wednesday. Charlie Neibergall/AP hide caption

itoggle caption Charlie Neibergall/AP

Early voting has begun in the battleground states of Ohio, Virginia and Iowa. Voting booths were set up for early voting Thursday at the Black Hawk County Courthouse in Waterloo, Iowa. Ahead of Wednesday's first presidential debate, an NPR poll finds President Obama with a 7-point lead nationally, but his GOP challenger, Mitt Romney, is within striking distance. Scott Olson/Getty Images hide caption

itoggle caption Scott Olson/Getty Images

A sign directs voters to polls at a polling station on Nov. 4, 2008, in Shallotte, N.C. Logan Mock-Bunting/Getty Images hide caption

itoggle caption Logan Mock-Bunting/Getty Images